Triple

T19903183
Position Surface form Disambiguated ID Type / Status
Subject Union Pacific Railroad main line through the Mojave Desert E478344 entity
Predicate historicallyServed P2834 FINISHED
Object Kelso
Kelso is a historic railroad town in California’s Mojave Desert that developed as a key service and supply point for trains and workers on the Union Pacific line.
 E1402729 NE FINISHED

How this triple was built (4 steps)

Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.

NER Named-entity recognition gpt-5-mini
Instruction
Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).
Input
Phrase: Kelso | Statement: [Union Pacific Railroad main line through the Mojave Desert, historicallyServed, Kelso]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Kelso
Context triple: [Union Pacific Railroad main line through the Mojave Desert, historicallyServed, Kelso]
  • A. Kelso
    Kelso is a historic market town in the Scottish Borders, known for its picturesque setting at the confluence of the Rivers Tweed and Teviot and the ruins of Kelso Abbey.
  • B. Kelso
    Kelso was a legendary American Thoroughbred racehorse, widely regarded as one of the greatest in history for his multiple Horse of the Year titles and dominance in major stakes races.
  • C. Culross
    Culross is a historic coastal village in Fife, Scotland, known for its well-preserved 16th–17th century buildings and picturesque harbour.
  • D. Willits
    Willits is a small city in Northern California known as the "Gateway to the Redwoods" and for its historic Skunk Train.
  • E. Manassa
    Manassa is a small rural town in southern Colorado known as the birthplace of heavyweight boxing champion Jack Dempsey.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Kelso
Triple: [Union Pacific Railroad main line through the Mojave Desert, historicallyServed, Kelso]
Generated description
Kelso is a historic railroad town in California’s Mojave Desert that developed as a key service and supply point for trains and workers on the Union Pacific line.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Kelso
Target entity description: Kelso is a historic railroad town in California’s Mojave Desert that developed as a key service and supply point for trains and workers on the Union Pacific line.
  • A. Kelso
    Kelso is a historic market town in the Scottish Borders, known for its picturesque setting at the confluence of the Rivers Tweed and Teviot and the ruins of Kelso Abbey.
  • B. Kelso
    Kelso was a legendary American Thoroughbred racehorse, widely regarded as one of the greatest in history for his multiple Horse of the Year titles and dominance in major stakes races.
  • C. Culross
    Culross is a historic coastal village in Fife, Scotland, known for its well-preserved 16th–17th century buildings and picturesque harbour.
  • D. Willits
    Willits is a small city in Northern California known as the "Gateway to the Redwoods" and for its historic Skunk Train.
  • E. Manassa
    Manassa is a small rural town in southern Colorado known as the birthplace of heavyweight boxing champion Jack Dempsey.
  • F. None of above. chosen

Provenance (5 batches)

The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.

Step Stage Batch ID Status When
creating Elicitation batch_69d8e520682081909892916424699bd5 completed April 10, 2026, 11:55 a.m.
NER Named-entity recognition batch_69e65944c55481909b54a8f9a9c087d6 completed April 20, 2026, 4:50 p.m.
NED1 Entity disambiguation (via context triple) batch_6a07f6dbed3c8190abba458865896766 completed May 16, 2026, 4:47 a.m.
NEDg Description generation batch_6a07f83250fc8190bdcf86f1981e47f6 completed May 16, 2026, 4:53 a.m.
NED2 Entity disambiguation (via description) batch_6a07f8c025488190bdc06977f07e6ddc completed May 16, 2026, 4:55 a.m.
Created at: April 10, 2026, 1:52 p.m.